#rotation{
    width: 75%;
    margin: auto;
}
.rotation_top{
    height: 350px;
    background: red;
    margin-top: 100px;
    }
.rotation_bottom{
    height: 260px;
    width: 260px;
    background: red;
    margin-top: 30px;
    float: left;
}
.rotation_bottom2{
    height: 260px;
    width: 260px;
    background: red;
    float: left;
    margin-top: 30px;
    margin-left: 31px;
}
.rotation_bottom3{
    height: 260px;
    width: 260px;
    background: red;
    float: left;
    margin-top: 30px;
    margin-left:31px;
}
.rotation_bottom4{
    height: 260px;
    width: 260px;
    background: red;
    float: left;
    margin-top: 30px;
    margin-left: 31px;
}
.rotation_bottom5{
    height: 260px;
    width: 260px;
    background: red;
    float: right;
    margin-top: 30px;

}